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Finding the Fourth Proportional to 335.62, 502.35 and 263.62

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Solution

The fourth proportional to 335.62, 502.35 and 263.62 is: 394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.62 : 502.35 = 263.62 : x
  2. Step 2: Convert to fraction form
    335.62/502.35 = 263.62/x
  3. Step 3: Cross multiply
    335.62x = 502.35 × 263.62
  4. Step 4: Simplify right side
    335.62x = 132,429.51
  5. Step 5: Solve for x
    x = 132,429.51/335.62
  6. Step 6: Final answer
    x = 394.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.